Stacie Pettyjohn

Stacie Pettyjohn is a Senior Fellow and Director of the Defense Program at the Center for a New American Security (CNAS). Her areas of expertise include defence strategy, posture, force planning, the defence budget, airpower, and wargaming. Her current projects focus on the effect of drones on warfare, munitions stockpiles, and nuclear deterrence in a multipolar world. Pettyjohn also serves as the Chair for Total Force Integration Subcommittee on the Reserve Forces Policy Board, a federal advisory committee within the Office of the Secretary of Defense and teaches a graduate course on wargaming as an adjunct professor at Johns Hopkins School of Advanced and International Studies.

Prior to joining CNAS, Pettyjohn spent more than ten years at the RAND Corporation where she served as the Director of the Strategy and Doctrine Program in Project AIR FORCE and the co-director of the Center for Gaming. In 2020, she was a volunteer on the Biden administration’s defence transition team. Previously, she was a research fellow at the Brookings Institution, a peace scholar at the United States Institute of Peace, and a TAPIR fellow at the RAND Corporation.